Duncan, Oklahoma
United States
2
2007-11-08
The entities that hold a legal rights for patent applications filed by inventor Barrick David M.:
David M. Barrick from Duncan, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Methods of treating a subterranean formation with a treatment fluid having surfactant effective to increase the thermal stability of the fluid
#2 | 2005-03-17Environmentally benign viscous well treating fluids and methods
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